发明授权
- 专利标题： Golf club with opening at base of the head
- 专利标题（中）： 高尔夫俱乐部在头部的基地开放
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申请号： US606478申请日： 1996-03-04
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公开(公告)号： US5695409A公开(公告)日： 1997-12-09
- 发明人: Michael D. Jackson
- 申请人： Michael D. Jackson
- 专利权人： Jackson; Michael D.
- 当前专利权人： Jackson; Michael D.
- 主分类号： A63B53/02
- IPC分类号： A63B53/02 ; A63B53/04
摘要：
A golf club, comprising a head having a striking face, a front toe, a rear heel, and opposing top and bottom edges. The club also includes a shaft joined to the heel of the head, and so as to define a juncture portion therebetween. Also at least one opening is formed through the juncture portion so as to define a pair of spaced branches on opposing sides of the opening.
公开/授权文献
- US4578978A Roll forming apparatus 公开/授权日：1986-04-01
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